[INFO] fetching crate ferris-extensions 0.1.0... [INFO] testing ferris-extensions-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate ferris-extensions 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate ferris-extensions 0.1.0 [INFO] finished tweaking crates.io crate ferris-extensions 0.1.0 [INFO] tweaked toml for crates.io crate ferris-extensions 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ferris-extensions 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.104) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac6cf2e998021d4ffd9ebea5a2c7b6ee3e6ee4d055a32f033febc460ac01dfa3 [INFO] running `Command { std: "docker" "start" "-a" "ac6cf2e998021d4ffd9ebea5a2c7b6ee3e6ee4d055a32f033febc460ac01dfa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac6cf2e998021d4ffd9ebea5a2c7b6ee3e6ee4d055a32f033febc460ac01dfa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac6cf2e998021d4ffd9ebea5a2c7b6ee3e6ee4d055a32f033febc460ac01dfa3", kill_on_drop: false }` [INFO] [stdout] ac6cf2e998021d4ffd9ebea5a2c7b6ee3e6ee4d055a32f033febc460ac01dfa3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 33ba703599af49c0c5f62000d3ea29ebecff304a049afa3be2f0da8ec2d69d6a [INFO] running `Command { std: "docker" "start" "-a" "33ba703599af49c0c5f62000d3ea29ebecff304a049afa3be2f0da8ec2d69d6a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling ferris-extensions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `syn::export` [INFO] [stdout] --> src/lib.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | use syn::export::Formatter; [INFO] [stdout] | ^^^^^^ could not find `export` in `syn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro2::TokenTree::Ident` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use proc_macro2::TokenTree::Ident; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attr_args` [INFO] [stdout] --> src/lib.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrow` [INFO] [stdout] --> src/lib.rs:31:26 [INFO] [stdout] | [INFO] [stdout] 31 | ReturnType::Type(arrow, box_type) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attr_args` [INFO] [stdout] --> src/lib.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrow` [INFO] [stdout] --> src/lib.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | ReturnType::Type(arrow, box_type) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ferris-extensions` (lib) due to 1 previous error; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "33ba703599af49c0c5f62000d3ea29ebecff304a049afa3be2f0da8ec2d69d6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33ba703599af49c0c5f62000d3ea29ebecff304a049afa3be2f0da8ec2d69d6a", kill_on_drop: false }` [INFO] [stdout] 33ba703599af49c0c5f62000d3ea29ebecff304a049afa3be2f0da8ec2d69d6a